charlie.java

一个开源的JAVA虚拟机

public class Charlie {
    public static int sum(List L) {
	int acc = 0;
	while (L != null) {
	    if (L.next == null)  // corrupt last node
		L.data = 0;
	    acc += L.data;
	    L = L.next;
	}
	return acc;
    }
}